Build failure: "expected type-specifier before 'KdefosdemacAdaptor'"
This happens on at least postmarketOS/Alpine Linux.
/home/pmos/build/src/kongress-62e64fe0306efd92e750e7d422f76f18c47811a4/kongressac/calalarmclient.cpp: In constructor 'CalAlarmClient::CalAlarmClient(QObject*)':
/home/pmos/build/src/kongress-62e64fe0306efd92e750e7d422f76f18c47811a4/kongressac/calalarmclient.cpp:39:9: error: expected type-specifier before 'KdefosdemacAdaptor'
39 | new KdefosdemacAdaptor(this);
| ^~~~~~~~~~~~~~~~~~